/src/boost/boost/program_options/detail/parsers.hpp
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1 | | // Copyright Vladimir Prus 2004. |
2 | | // Distributed under the Boost Software License, Version 1.0. |
3 | | // (See accompanying file LICENSE_1_0.txt |
4 | | // or copy at http://www.boost.org/LICENSE_1_0.txt) |
5 | | |
6 | | #ifndef BOOST_PARSERS_HPP_VP_2004_05_06 |
7 | | #define BOOST_PARSERS_HPP_VP_2004_05_06 |
8 | | |
9 | | #include <boost/program_options/detail/convert.hpp> |
10 | | |
11 | | #include <iterator> |
12 | | |
13 | | namespace boost { namespace program_options { |
14 | | |
15 | | template<class charT> |
16 | | basic_command_line_parser<charT>:: |
17 | | basic_command_line_parser(const std::vector< |
18 | | std::basic_string<charT> >& xargs) |
19 | | : detail::cmdline(to_internal(xargs)) |
20 | | {} |
21 | | |
22 | | |
23 | | template<class charT> |
24 | | basic_command_line_parser<charT>:: |
25 | | basic_command_line_parser(int argc, const charT* const argv[]) |
26 | | : detail::cmdline( |
27 | | to_internal(std::vector<std::basic_string<charT> >(argc ? argv+1 : argv, argv+argc))), |
28 | | m_desc() |
29 | | {} |
30 | | |
31 | | |
32 | | template<class charT> |
33 | | basic_command_line_parser<charT>& |
34 | | basic_command_line_parser<charT>::options(const options_description& desc) |
35 | | { |
36 | | detail::cmdline::set_options_description(desc); |
37 | | m_desc = &desc; |
38 | | return *this; |
39 | | } |
40 | | |
41 | | template<class charT> |
42 | | basic_command_line_parser<charT>& |
43 | | basic_command_line_parser<charT>::positional( |
44 | | const positional_options_description& desc) |
45 | | { |
46 | | detail::cmdline::set_positional_options(desc); |
47 | | return *this; |
48 | | } |
49 | | |
50 | | template<class charT> |
51 | | basic_command_line_parser<charT>& |
52 | | basic_command_line_parser<charT>::style(int xstyle) |
53 | | { |
54 | | detail::cmdline::style(xstyle); |
55 | | return *this; |
56 | | } |
57 | | |
58 | | template<class charT> |
59 | | basic_command_line_parser<charT>& |
60 | | basic_command_line_parser<charT>::extra_parser(ext_parser ext) |
61 | | { |
62 | | detail::cmdline::set_additional_parser(ext); |
63 | | return *this; |
64 | | } |
65 | | |
66 | | template<class charT> |
67 | | basic_command_line_parser<charT>& |
68 | | basic_command_line_parser<charT>::allow_unregistered() |
69 | | { |
70 | | detail::cmdline::allow_unregistered(); |
71 | | return *this; |
72 | | } |
73 | | |
74 | | template<class charT> |
75 | | basic_command_line_parser<charT>& |
76 | | basic_command_line_parser<charT>::extra_style_parser(style_parser s) |
77 | | { |
78 | | detail::cmdline::extra_style_parser(s); |
79 | | return *this; |
80 | | } |
81 | | |
82 | | |
83 | | |
84 | | template<class charT> |
85 | | basic_parsed_options<charT> |
86 | | basic_command_line_parser<charT>::run() |
87 | | { |
88 | | // save the canonical prefixes which were used by this cmdline parser |
89 | | // eventually inside the parsed results |
90 | | // This will be handy to format recognisable options |
91 | | // for diagnostic messages if everything blows up much later on |
92 | | parsed_options result(m_desc, detail::cmdline::get_canonical_option_prefix()); |
93 | | result.options = detail::cmdline::run(); |
94 | | |
95 | | // Presense of parsed_options -> wparsed_options conversion |
96 | | // does the trick. |
97 | | return basic_parsed_options<charT>(result); |
98 | | } |
99 | | |
100 | | |
101 | | template<class charT> |
102 | | basic_parsed_options<charT> |
103 | | parse_command_line(int argc, const charT* const argv[], |
104 | | const options_description& desc, |
105 | | int style, |
106 | | function1<std::pair<std::string, std::string>, |
107 | | const std::string&> ext) |
108 | | { |
109 | | return basic_command_line_parser<charT>(argc, argv).options(desc). |
110 | | style(style).extra_parser(ext).run(); |
111 | | } |
112 | | |
113 | | template<class charT> |
114 | | std::vector< std::basic_string<charT> > |
115 | | collect_unrecognized(const std::vector< basic_option<charT> >& options, |
116 | | enum collect_unrecognized_mode mode) |
117 | 1.29k | { |
118 | 1.29k | std::vector< std::basic_string<charT> > result; |
119 | 1.02M | for(unsigned i = 0; i < options.size(); ++i) |
120 | 1.01M | { |
121 | 1.01M | if (options[i].unregistered || |
122 | 2.24k | (mode == include_positional && options[i].position_key != -1)) |
123 | 1.01M | { |
124 | 1.01M | copy(options[i].original_tokens.begin(), |
125 | 1.01M | options[i].original_tokens.end(), |
126 | 1.01M | back_inserter(result)); |
127 | 1.01M | } |
128 | 1.01M | } |
129 | 1.29k | return result; |
130 | 1.29k | } |
131 | | |
132 | | |
133 | | }} |
134 | | |
135 | | #endif |